MV Hoegh Antwerp: 18 Months, No Cleaning, No Chemicals
A QEQI® HM120 kept MV Hoegh Antwerp’s fresh water generator at full output for 18 months with no cleaning or chemicals.
Application: Heat Exchanger
Middle East Heat Exchanger: Scale Cleared, Chemicals Cut
A 5-month trial cleared heavy scale from a shell-and-tube heat exchanger and lifted performance without chemical dosing.
Middle East Hospital: 17 Months With No Acid Cleaning
Mazor Mental Health Centre extended heat exchanger cleaning intervals from 3–4 months to over 17 months with QEQI® units and HydroKNCT monitoring.
M/V Hermes Leader FWG: Easier Cleaning at 4,000 hrs
A QEQI® HM120 controlled scale on M/V Hermes Leader’s fresh water generator, with scale detaching easily at 4,000 hours.
Kyiv Brewery: Filter Contamination Cut 60%, No Chemicals
Obolon Brewery in Kyiv cut mechanical filter contamination by 60% and cleared black biofouling across three cooling water trials with one QEQI® unit.
Japan FWG: Chemical Dosing Stopped, Output Held
A fresh water generator on the vessel Churashima stopped chemical dosing while holding 15 t/day output with a QEQI® HM unit.
Imperial Oil Canada: Antiscalant Cut to 0.0 ppm
Three QEQI® Custom 24″ units cut antiscalant dosing to 0.0 ppm at Imperial Oil’s Kearl Lake facility in Canada.
Hong Kong Chiller: 16% Efficiency Gain, Scale Reduced
A global bank building in Hong Kong improved chiller efficiency 16% and reduced existing scale on its chiller system.
Hong Kong PHE: Treated Clear, Untreated Blocked 3 ft
A treated plate heat exchanger stayed largely unblocked over six months while its untreated twin blocked to 3 ft, holding 14-18% higher seawater flow.
China Power Plant: No Hard Scale, Chemicals Eliminated
Two 600MW steam condensers freed from chemical dosing and hard scale on Yuen River cooling water.